3 ms·
Hydrogen, helium, methane, ammonia and hot air are all capable of being used for aerostatic lift. source: http://airshiphangar.com/science.html http://airshiph
by haspoken 13y ago
Hydrogen, helium, methane, ammonia and hot air are all capable of being used for aerostatic lift.
source: http://airshiphangar.com/science.html http://airshiphangar.com/science.html